thanks to jack hanna. tune in for jack hanna's wild countdown. that is all for us tonight. i'm going to have a cold shower. good evening. >>> hello, everyone, i'm don lemon, thanks for joining us. we are watching two major stories affecting your world tonight. one the health of the u.s. secretary of state. hillary clinton is in the hospital right now with a blood clot. full details on her condition and prognosis. also tonight, say the words with me here, fiscal cliff. no vote yet, no agreement yet. and not a lot of time left. can you say one more day? we're going to start with the secretary of state, hillary clinton, hospitalized with a blood clot. it was discovered today during a follow-up exam. are dids say it is related to a concussion she suffered earlier this month. you'll recall the former first lady was suffering from a omach virus when she fainted. we want to bring in dr. sanjay gupta now. she was just cleared to return to work this week, and now this. >> first of all, there are a couple things that are important. it sounds like she went in for a routine exam, they